1 | /* SPDX-License-Identifier: GPL-2.0 */ |
2 | /* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved. */ |
3 | |
4 | #ifndef __QCOM_COMMAND_DB_H__ |
5 | #define __QCOM_COMMAND_DB_H__ |
6 | |
7 | #include <linux/err.h> |
8 | |
9 | enum cmd_db_hw_type { |
10 | CMD_DB_HW_INVALID = 0, |
11 | CMD_DB_HW_MIN = 3, |
12 | CMD_DB_HW_ARC = CMD_DB_HW_MIN, |
13 | CMD_DB_HW_VRM = 4, |
14 | CMD_DB_HW_BCM = 5, |
15 | CMD_DB_HW_MAX = CMD_DB_HW_BCM, |
16 | CMD_DB_HW_ALL = 0xff, |
17 | }; |
18 | |
19 | #if IS_ENABLED(CONFIG_QCOM_COMMAND_DB) |
20 | u32 cmd_db_read_addr(const char *resource_id); |
21 | |
22 | const void *cmd_db_read_aux_data(const char *resource_id, size_t *len); |
23 | |
24 | enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id); |
25 | |
26 | int cmd_db_ready(void); |
27 | #else |
28 | static inline u32 cmd_db_read_addr(const char *resource_id) |
29 | { return 0; } |
30 | |
31 | static inline const void *cmd_db_read_aux_data(const char *resource_id, size_t *len) |
32 | { return ERR_PTR(-ENODEV); } |
33 | |
34 | static inline enum cmd_db_hw_type cmd_db_read_slave_id(const char *resource_id) |
35 | { return -ENODEV; } |
36 | |
37 | static inline int cmd_db_ready(void) |
38 | { return -ENODEV; } |
39 | #endif /* CONFIG_QCOM_COMMAND_DB */ |
40 | #endif /* __QCOM_COMMAND_DB_H__ */ |
41 | |